@book{181665,
	author = {Habley, Wesley R. and Bloom, Jennifer L. and ebrary, Inc.},
	title = {Increasing persistence},
	publisher = {Jossey-Bass,},
	year = {2012.},
	address = {San Francisco :},
	edition = {1st ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10575514}
}